If you have large number of DIDs on your PBXware system, and you want to get rid of them all, only way to do it is from within the database. Please follow these steps:

• SSH into your PBXware and run following commands
• cd /opt/pbxware
• sh/mysql
• use pbxware
• delete from dids;
• use admin_site
• delete from pbxware_phones;
• exit

After above is done, all of your DIDs will be deleted from the system.